Subject: Humming sound 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Humming sounds 10 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Spot-throated hummingbird 32 general knowledge quiz questions. It should take around 7 minutes to complete all the questions.

Subject: Violet-capped hummingbird 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Ruby-topaz hummingbird 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Orange-bellied hummingbird 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Snowy-bellied hummingbird 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Speckled hummingbird 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Many-spotted hummingbird 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Amazilia hummingbird 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Copper-rumped hummingbird 34 general knowledge quiz questions. It should take around 7 minutes to complete all the questions.

Subject: Scaled-backed hummingbird 26 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Ruby-throated hummingbird 13 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Black-chinned hummingbird 13 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Allen's hummingbird 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Calliope hummingbird 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.